/* =========================================================
   LinClLab — 공용 디자인 시스템
   imweb-style · blue/cyan accent · 섹션 스토리텔링 · 라이트
   (변수명 --gold* 는 호환용, 값은 블루)
   ========================================================= */

:root {
  /* surfaces (light) */
  --bg:        #ffffff;
  --bg-2:      #f5f7fa;
  --bg-3:      #eef1f6;
  --panel:     #ffffff;
  --bg-soft:   #f5f7fa;
  --line:      rgba(18, 24, 38, .10);
  --line-2:    rgba(18, 24, 38, .16);

  /* dark sections */
  --ink:       #0e1014;
  --ink-2:     #16191f;
  --ink-line:  rgba(255, 255, 255, .10);
  --on-dark:   #eef2f7;
  --on-dark-mut: rgba(255, 255, 255, .60);

  /* text */
  --text:      #14181f;
  --muted:     #5b6573;
  --faint:     rgba(18, 24, 38, .06);

  /* brand (blue/cyan) */
  --accent:    #2d7df0;
  --accent-2:  #19c5e6;
  --accent-ink:#16202e;
  --gold:      #2d7df0;
  --gold-2:    #2360d8;
  --gold-soft: rgba(45, 125, 240, .12);
  --teal:      #10a99e;
  --teal-soft: rgba(16, 169, 158, .12);
  --danger:    #e5533d;
  --ok:        #1f9d57;

  --grad-gold: linear-gradient(135deg, #19c5e6 0%, #2360d8 100%);
  --grad-hero: linear-gradient(135deg, #1ac7e8 0%, #2f7ef0 58%, #2a5fe6 100%);
  --grad-dark: radial-gradient(1100px 560px at 78% -12%, #eef3fb 0%, #ffffff 58%);

  /* shape */
  --r-sm: 10px;
  --r:    16px;
  --r-lg: 22px;
  --shadow: 0 18px 48px -26px rgba(22, 32, 60, .30);
  --container: 1140px;

  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ------------------- reset ------------------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 124px; -webkit-text-size-adjust: 100%; }
body {
  font-family: "Pretendard Variable", Pretendard, -apple-system, "Apple SD Gothic Neo",
               "Malgun Gothic", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  letter-spacing: -.01em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }
::selection { background: var(--gold); color: #fff; }

/* ------------------- layout ------------------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 22px; }
section { position: relative; }
.section-pad { padding: clamp(64px, 11vw, 130px) 0; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 16px;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--gold); opacity: .7; }

.section-title {
  font-size: clamp(27px, 4.6vw, 44px);
  line-height: 1.18; font-weight: 800; letter-spacing: -.025em;
}
.section-title .hl { background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.section-desc { color: var(--muted); font-size: clamp(15px, 1.7vw, 17px); margin-top: 16px; max-width: 620px; }
.center { text-align: center; }
.center .section-desc { margin-left: auto; margin-right: auto; }

/* ------------------- buttons ------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 14px 26px; border-radius: 999px; font-weight: 700; font-size: 15.5px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, border-color .25s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-gold { background: var(--gold); color: #fff; }
.btn-gold:hover { background: var(--gold-2); transform: translateY(-1px); }
.btn-ghost { border: 1px solid var(--line-2); color: var(--text); background: rgba(255,255,255,.02); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn-tg { background: #229ED9; color: #fff; }
.btn-tg:hover { background: #1f8fc5; transform: translateY(-1px); }
.btn-lg { padding: 17px 34px; font-size: 16.5px; }
.btn-block { width: 100%; }

/* ------------------- header ------------------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .3s, box-shadow .3s;
  background: #ffffff; border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 10px rgba(22, 32, 60, .05);
}
.site-header.scrolled {
  background: rgba(255, 255, 255, .9);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 4px 18px rgba(22, 32, 60, .09);
}
.page-titlebar { background: #1c2433; color: #eef1f6; text-align: center; font-size: 13px; font-weight: 600; letter-spacing: -.01em; padding: 8px 16px; line-height: 1.45; }
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -.03em; }
.brand .mark {
  width: 34px; height: 34px; display: grid; place-items: center; border-radius: 9px;
  background: var(--grad-gold); color: #241803; box-shadow: 0 6px 18px -8px rgba(231,192,116,.7);
}
.brand .mark svg { width: 19px; height: 19px; }
.brand-logo { height: 44px; width: auto; display: block; }
.btn-inquiry { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: 999px; background: #1c2433; color: #fff; font-weight: 700; font-size: 14.5px; letter-spacing: -.01em; transition: background .2s, transform .2s; }
.btn-inquiry svg { width: 17px; height: 17px; color: #44b0e6; }
.btn-inquiry:hover { background: #28384f; transform: translateY(-1px); }
.wordmark { display: inline-flex; align-items: center; gap: 7px; line-height: 1; }
.wordmark b { font-weight: 700; font-size: 20px; letter-spacing: -.02em; background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.wordmark .lab { font-style: normal; font-weight: 800; font-size: 11px; letter-spacing: .05em; color: #241803; background: var(--grad-gold); padding: 3px 7px; border-radius: 6px; }
.brand small { font-size: 11px; color: var(--muted); font-weight: 600; letter-spacing: .04em; display: block; }

.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { color: var(--muted); font-weight: 600; font-size: 15px; transition: color .2s; position: relative; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 10px; border: 1px solid var(--line-2); }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; display: block; width: 18px; height: 2px; background: var(--text); border-radius: 2px;
  margin: 0 auto; position: relative; transition: .25s;
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }
.nav-toggle.open span { background: transparent; }
.nav-toggle.open span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.open span::after { top: 0; transform: rotate(-45deg); }

/* ------------------- hero ------------------- */
.hero {
  position: relative; padding-top: 150px; padding-bottom: clamp(70px, 10vw, 120px);
  background: var(--grad-dark); overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(560px 360px at 82% 20%, rgba(231,192,116,.13), transparent 70%),
    radial-gradient(460px 320px at 12% 80%, rgba(88,214,207,.10), transparent 70%);
  pointer-events: none;
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 50px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px; padding: 7px 15px; border-radius: 999px;
  background: var(--gold-soft); border: 1px solid rgba(231,192,116,.3); color: var(--gold);
  font-weight: 700; font-size: 13.5px; margin-bottom: 22px;
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px rgba(126,224,165,.18); }
.hero h1 {
  font-size: clamp(34px, 6.2vw, 62px); line-height: 1.08; font-weight: 850; letter-spacing: -.035em;
}
.hero h1 .hl { background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p.lead { color: var(--muted); font-size: clamp(16px, 2vw, 19px); margin-top: 22px; max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-stats { display: flex; gap: 12px; margin-top: 36px; flex-wrap: wrap; }
.stat { display: flex; align-items: center; gap: 11px; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 11px 15px; }
.stat-ic { width: 38px; height: 38px; border-radius: 10px; background: var(--gold-soft); color: var(--gold); display: grid; place-items: center; flex: none; }
.stat-ic svg { width: 20px; height: 20px; }
.stat-tx { display: flex; flex-direction: column; line-height: 1.25; }
.stat-tx b { font-size: 16px; font-weight: 800; color: var(--text); }
.stat-tx span { font-size: 12px; color: var(--muted); }

/* hero visual: 2PC rig */
.hero-visual { position: relative; }
.rig { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.rig-card { position: relative; background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 18px 16px 20px; box-shadow: var(--shadow); overflow: hidden; }
.rig-bar { position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--gold); }
.rig-bar.teal { background: var(--teal); }
.rig-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.rig-pc { font-size: 11px; font-weight: 700; letter-spacing: .1em; color: var(--muted); }
.rig-role { font-size: 16px; font-weight: 800; }
.rig-role.gold { color: var(--gold); }
.rig-role.teal { color: var(--teal); }
.rig-screen { position: relative; aspect-ratio: 4/3; border-radius: 12px; background: radial-gradient(140px 90px at 50% 25%, rgba(255,255,255,.05), transparent), #141a26; border: 1px solid rgba(255,255,255,.06); display: grid; place-items: center; overflow: hidden; }
.rig-bars { position: absolute; top: 12px; left: 12px; right: 12px; display: grid; gap: 6px; }
.rig-bars span { height: 7px; border-radius: 4px; background: rgba(255,255,255,.13); overflow: hidden; display: block; }
.rig-bars i { display: block; height: 100%; border-radius: 4px; }
.t-hp i { background: #ff5b52; width: 34%; }
.t-mp i { background: #4a8cff; }
.warhp { width: 88%; animation: hpcycle 4.6s var(--ease) infinite; }
@keyframes hpcycle { 0%,6%{width:88%;background:#4fd389} 38%{width:20%;background:#ff5b52} 47%{width:20%;background:#ff5b52} 62%{width:90%;background:#4fd389} 100%{width:90%;background:#4fd389} }
.heal-spark { position: absolute; top: 42%; left: 50%; width: 13px; height: 13px; border-radius: 50%; background: #38d27c; box-shadow: 0 0 10px 3px rgba(56,210,124,.55); transform: translate(-50%,-50%); opacity: 0; z-index: 4; pointer-events: none; animation: spark 4.6s var(--ease) infinite; }
@keyframes spark { 0%,42%{opacity:0;left:70%} 48%{opacity:1;left:66%} 62%{opacity:1;left:26%} 68%,100%{opacity:0;left:22%} }
.heal-pop { position: absolute; top: 52%; left: 50%; transform: translate(-50%,-50%) scale(.4); color: #62e6a3; opacity: 0; z-index: 3; pointer-events: none; animation: pop 4.6s var(--ease) infinite; }
.heal-pop svg { width: 30px; height: 30px; }
@keyframes pop { 0%,50%{opacity:0;transform:translate(-50%,-50%) scale(.4)} 58%{opacity:1;transform:translate(-50%,-70%) scale(1)} 74%{opacity:0;transform:translate(-50%,-92%) scale(1)} 100%{opacity:0} }
@keyframes castglow { 0%,40%{filter:drop-shadow(0 4px 10px rgba(0,0,0,.45))} 50%{filter:drop-shadow(0 0 13px rgba(95,224,214,.95))} 64%,100%{filter:drop-shadow(0 4px 10px rgba(0,0,0,.45))} }
@keyframes nodebeat { 0%,40%{transform:translate(-50%,-50%) scale(1);border-color:var(--line-2)} 50%{transform:translate(-50%,-50%) scale(1.16);border-color:#38d27c} 64%{transform:translate(-50%,-50%) scale(1);border-color:var(--gold)} 100%{transform:translate(-50%,-50%) scale(1)} }
@keyframes dangerpulse { 0%,12%{opacity:.35} 22%,46%{opacity:1} 58%,100%{opacity:.12} }
.rig-av svg { width: 46px; height: 46px; filter: drop-shadow(0 4px 10px rgba(0,0,0,.45)); }
.rig-av.gold svg { color: #e7c074; }
.rig-av.teal svg { color: #5fe0d6; animation: castglow 4.6s var(--ease) infinite; }
.rig-chip { position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); display: inline-flex; align-items: center; gap: 6px; padding: 4px 11px; border-radius: 999px; font-size: 11.5px; font-weight: 700; white-space: nowrap; }
.rig-chip i { width: 6px; height: 6px; border-radius: 50%; }
.rig-chip.danger { background: rgba(255,91,82,.18); color: #ff9c92; animation: dangerpulse 4.6s var(--ease) infinite; }
.rig-chip.danger i { background: #ff5b52; }
.rig-chip.ok { background: rgba(46,200,120,.18); color: #84e3aa; }
.rig-chip.ok i { background: #2ec878; animation: blink 1.4s infinite; }
@keyframes blink { 50%{opacity:.25} }
.rig-node { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); z-index: 3; width: 50px; height: 50px; border-radius: 50%; background: #fff; border: 1px solid var(--gold); display: grid; place-items: center; box-shadow: var(--shadow); animation: nodebeat 4.6s var(--ease) infinite; }
.rig-node svg { width: 23px; height: 23px; color: var(--gold); }
.rig-node::before { content: ""; position: absolute; inset: -7px; border-radius: 50%; border: 1px solid rgba(184,134,42,.4); animation: pulse 2.4s var(--ease) infinite; }

/* ------------------- feature cards ------------------- */
.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: linear-gradient(180deg, var(--bg-2), var(--panel));
  border: 1px solid var(--line); border-radius: var(--r); padding: 26px 24px;
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.card:hover { transform: translateY(-5px); border-color: var(--line-2); box-shadow: var(--shadow); }
.card .ico {
  width: 50px; height: 50px; border-radius: 13px; display: grid; place-items: center; margin-bottom: 18px;
  background: var(--gold-soft); color: var(--gold); border: 1px solid rgba(231,192,116,.22);
}
.card .ico svg { width: 24px; height: 24px; }
.card.teal .ico { background: var(--teal-soft); color: var(--teal); border-color: rgba(88,214,207,.22); }
.card h3 { font-size: 19px; font-weight: 750; margin-bottom: 9px; letter-spacing: -.02em; }
.card p { color: var(--muted); font-size: 15px; }

/* ------------------- video facade ------------------- */
.video-wrap { position: relative; border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); }
.video-facade {
  position: relative; aspect-ratio: 16/9; cursor: pointer; display: grid; place-items: center;
  background:
    radial-gradient(700px 360px at 50% 30%, rgba(184,134,42,.12), transparent 60%),
    repeating-linear-gradient(115deg, rgba(0,0,0,.022) 0 2px, transparent 2px 9px),
    linear-gradient(180deg, #eef1f6, #e2e7f0);
}
.video-facade::after {
  content: "영상 미리보기 · 클릭하면 바로 재생"; position: absolute; bottom: 16px; left: 0; right: 0;
  text-align: center; color: var(--muted); font-size: 13.5px; font-weight: 600;
}
.play-btn {
  width: clamp(72px, 9vw, 96px); aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center;
  background: var(--gold); color: #fff;
  transition: transform .25s var(--ease); position: relative;
}
.play-btn::before {
  content: ""; position: absolute; inset: -14px; border-radius: 50%; border: 1px solid rgba(231,192,116,.4);
  animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse { 0%{transform:scale(.92);opacity:.9} 70%{transform:scale(1.25);opacity:0} 100%{opacity:0} }
.video-facade:hover .play-btn { transform: scale(1.07); }
.play-btn svg { width: 34%; height: 34%; margin-left: 4px; }
.video-tag { position: absolute; top: 16px; left: 16px; background: rgba(255,255,255,.78); border: 1px solid var(--line); padding: 6px 13px; border-radius: 999px; font-size: 12.5px; font-weight: 700; color: var(--gold-2); }
.video-wrap iframe, .video-wrap video { width: 100%; aspect-ratio: 16/9; display: block; border: 0; }

/* ------------------- telegram / contact ------------------- */
.contact {
  background: linear-gradient(135deg, rgba(34,158,217,.10), rgba(231,192,116,.06));
  border: 1px solid var(--line); border-radius: var(--r-lg); padding: clamp(34px, 5vw, 56px);
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center;
}
.contact h2 { font-size: clamp(24px, 3.4vw, 34px); font-weight: 800; letter-spacing: -.025em; }
.contact p { color: var(--muted); margin-top: 12px; }
.tg-card {
  background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r); padding: 24px;
  text-align: center;
}
.tg-card .tg-ico { width: 58px; height: 58px; border-radius: 16px; background: #229ED9; display: grid; place-items: center; margin: 0 auto 14px; }
.tg-card .tg-ico svg { width: 30px; height: 30px; color: #fff; }
.tg-card .handle { font-weight: 800; font-size: 19px; }
.tg-card .sub { color: var(--muted); font-size: 13.5px; margin: 4px 0 16px; }

/* ------------------- footer ------------------- */
.site-footer { border-top: 1px solid var(--line); background: var(--bg-2); padding: 46px 0 40px; }
.footer-grid { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; align-items: flex-start; }
.site-footer .links { display: flex; gap: 22px; flex-wrap: wrap; }
.site-footer .links a { color: var(--muted); font-size: 14.5px; }
.site-footer .links a:hover { color: var(--gold); }
.site-footer .copy { color: var(--muted); font-size: 13px; margin-top: 16px; max-width: 560px; line-height: 1.7; }
.disclaimer { margin-top: 18px; padding: 14px 16px; border-radius: var(--r-sm); background: rgba(207,69,48,.06); border: 1px solid rgba(207,69,48,.2); color: #a23121; font-size: 12.5px; }

/* ------------------- page header (sub pages) ------------------- */
.page-hero { padding-top: 150px; padding-bottom: 34px; background: var(--grad-dark); position: relative; }
.page-hero::after { content:""; position:absolute; inset:0; background: radial-gradient(500px 260px at 80% 10%, rgba(231,192,116,.1), transparent 70%); pointer-events:none;}
.crumb { color: var(--muted); font-size: 13.5px; margin-bottom: 14px; }
.crumb a:hover { color: var(--gold); }
.page-hero h1 { font-size: clamp(28px, 5vw, 46px); font-weight: 850; letter-spacing: -.03em; }
.page-hero p { color: var(--muted); margin-top: 14px; max-width: 640px; font-size: clamp(15px,1.7vw,17px); }

/* ------------------- steps / accordion (order, guide) ------------------- */
.note-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.note {
  background: linear-gradient(180deg, var(--bg-2), var(--panel)); border: 1px solid var(--line);
  border-radius: var(--r); padding: 24px; position: relative;
}
.note-ic { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; margin-bottom: 14px; background: var(--gold-soft); color: var(--gold); border: 1px solid rgba(184,134,42,.18); }
.note-ic svg { width: 22px; height: 22px; }
.note.warn .note-ic { background: rgba(207,69,48,.1); color: var(--danger); border-color: rgba(207,69,48,.2); }
.note .tag { font-size: 12px; font-weight: 700; letter-spacing: .08em; color: var(--gold); text-transform: uppercase; }
.note h3 { font-size: 18px; margin: 8px 0 6px; font-weight: 750; }
.note .big { font-size: 26px; font-weight: 850; }
.note .big small { font-size: 14px; color: var(--muted); font-weight: 600; }
.note p, .note li { color: var(--muted); font-size: 14.5px; }
.note ul { margin-top: 8px; display: grid; gap: 6px; }
.note ul li { padding-left: 18px; position: relative; }
.note ul li::before { content: ""; position: absolute; left: 0; top: 9px; width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }
.note.warn { border-color: rgba(255,138,122,.25); }
.note.warn .tag { color: var(--danger); }
.note.warn ul li::before { background: var(--danger); }

.price-tiers { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.price-tiers.duo2 { grid-template-columns: repeat(2, minmax(0,1fr)); max-width: 720px; margin-left: auto; margin-right: auto; }
@media (max-width: 700px) { .price-tiers.duo2 { grid-template-columns: 1fr; } }
.tier { background: linear-gradient(180deg,var(--bg-2),var(--panel)); border:1px solid var(--line); border-radius: var(--r); padding: 28px 24px; text-align:center; position: relative; }
.tier.best { border-color: rgba(231,192,116,.45); box-shadow: 0 0 0 1px rgba(231,192,116,.2), var(--shadow); }
.tier.best::before { content:"추천"; position:absolute; top:-12px; left:50%; transform:translateX(-50%); background:var(--grad-gold); color:#fff; font-size:12px; font-weight:800; padding:4px 14px; border-radius:999px; }
.tier .term { color: var(--muted); font-weight: 700; }
.tier .amt { font-size: 34px; font-weight: 850; margin: 8px 0 2px; }
.tier .amt .hl { background: var(--grad-gold); -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent; }
.tier .per { color: var(--muted); font-size: 13.5px; margin-bottom: 14px; }

/* timeline steps */
.steps { display: grid; gap: 26px; }
.step {
  display: grid; grid-template-columns: 64px 1fr; gap: 22px; align-items: start;
}
.step .num {
  width: 64px; height: 64px; border-radius: 16px; display: grid; place-items: center; font-size: 24px; font-weight: 850;
  background: var(--gold-soft); border: 1px solid rgba(231,192,116,.3); color: var(--gold);
}
.step-body { background: linear-gradient(180deg,var(--bg-2),var(--panel)); border:1px solid var(--line); border-radius: var(--r); overflow:hidden; }
.step-body .txt { padding: 22px 24px; }
.step-body h3 { font-size: 19px; font-weight: 750; margin-bottom: 8px; }
.step-body p { color: var(--muted); font-size: 15px; }
.step-body code { background: rgba(231,192,116,.1); border:1px solid rgba(231,192,116,.25); color: var(--gold); padding: 2px 9px; border-radius: 7px; font-size: 13.5px; font-weight: 700; }
.shot {
  aspect-ratio: 16/7; border-top: 1px solid var(--line);
  background: repeating-linear-gradient(135deg, rgba(0,0,0,.04) 0 2px, transparent 2px 12px), var(--bg-3);
  display: grid; place-items: center; color: var(--muted); font-size: 13px; font-weight: 600; gap: 8px;
}
.shot .ph { display:flex; flex-direction:column; align-items:center; gap:8px; opacity:.65; }
.shot svg { width: 30px; height: 30px; }

/* 자동 힐 임계값 슬라이더 목업 (guide) */
.thr { border-top: 1px solid var(--line); padding: 20px 24px; background: var(--bg-3); }
.thr-head { display: flex; justify-content: space-between; align-items: center; font-size: 13.5px; font-weight: 700; margin-bottom: 12px; }
.thr-head b { color: var(--gold); font-size: 16px; }
.thr-track { position: relative; height: 10px; border-radius: 6px; border: 1px solid var(--line); background: linear-gradient(90deg, #ff5b52 0%, #ffac5a 40%, var(--bg-2) 40%, var(--bg-2) 100%); }
.thr-knob { position: absolute; top: 50%; left: 40%; width: 22px; height: 22px; border-radius: 50%; background: #fff; border: 3px solid var(--gold); transform: translate(-50%,-50%); box-shadow: var(--shadow); }
.thr-cap { margin-top: 14px; font-size: 13px; color: var(--muted); }
.thr-cap b { color: var(--danger); }
.thr-mp { color: var(--teal); font-weight: 600; }

/* ------------------- form ------------------- */
.form-shell { display: grid; grid-template-columns: 1fr; gap: 24px; }
.form-card { background: linear-gradient(180deg,var(--bg-2),var(--panel)); border:1px solid var(--line); border-radius: var(--r-lg); padding: clamp(26px,4vw,40px); }
.consent {
  background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--r); padding: 20px 22px; margin-bottom: 24px;
}
.consent h4 { font-size: 15px; font-weight: 750; margin-bottom: 10px; }
.consent .box { max-height: 150px; overflow-y: auto; background: var(--bg); border: 1px solid var(--line); border-radius: var(--r-sm); padding: 14px 16px; font-size: 13px; color: var(--muted); line-height: 1.7; }
.consent .box b { color: var(--text); }
.check { display: flex; align-items: flex-start; gap: 11px; margin-top: 14px; cursor: pointer; user-select: none; }
.check input { width: 20px; height: 20px; accent-color: var(--gold); margin-top: 2px; flex: none; cursor: pointer; }
.check span { font-size: 14.5px; }
.check span em { color: var(--gold); font-style: normal; font-weight: 700; }

.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; font-weight: 650; margin-bottom: 8px; }
.field label .req { color: var(--danger); }
.field input, .field select, .field textarea {
  width: 100%; background: var(--bg); border: 1px solid var(--line-2); border-radius: var(--r-sm);
  padding: 13px 15px; color: var(--text); font-size: 15px; font-family: inherit; transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 84px; }
.field input::placeholder, .field textarea::placeholder { color: #5b6577; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px var(--gold-soft); }
.field .hint { font-size: 12.5px; color: var(--muted); margin-top: 6px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { color: var(--muted); font-size: 13px; margin-top: 14px; text-align: center; }
.form-locked { opacity: .45; pointer-events: none; filter: grayscale(.3); transition: .3s; }
.form-msg { display:none; margin-top:18px; padding:16px; border-radius:var(--r-sm); background:rgba(126,224,165,.1); border:1px solid rgba(126,224,165,.3); color:var(--ok); font-weight:600; text-align:center; }

/* 주소 입력행 + 결제 박스 (order) */
.addr-row { display: flex; gap: 8px; }
.addr-row input { flex: 1; min-width: 0; }
.addr-row #zonecode { flex: none; width: 130px; }
.addr-row .btn { white-space: nowrap; padding: 13px 18px; flex: none; }
.hint.check-ok { color: var(--ok); font-weight: 600; }
.hint.check-err { color: var(--danger); font-weight: 600; }
.plan-box { background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--r-sm); padding: 6px 18px; }
.plan-line, .plan-usb, .plan-total { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.plan-line { font-weight: 700; padding: 14px 0; border-bottom: 1px solid var(--line); }
.plan-usb { padding: 14px 0; cursor: pointer; color: var(--text); border-bottom: 1px solid var(--line); }
/* .field label{display:block} 가 라벨을 block 으로 덮어써 flex가 깨지던 문제 → 높은 특이성으로 복구 */
.plan-box .plan-usb { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 0; }
.plan-usb input { width: 19px; height: 19px; accent-color: var(--gold); flex: none; cursor: pointer; margin: 0; }
.plan-usb span { flex: 1; font-size: 14.5px; line-height: 1.4; }
.plan-usb b { flex: none; text-align: right; white-space: nowrap; }
.plan-usb em { color: var(--danger); font-style: normal; font-size: 12px; font-weight: 700; margin-left: 4px; white-space: nowrap; }
.plan-usb b { white-space: nowrap; }
/* 인증USB 수량 스테퍼 */
.plan-qty { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 0 13px 31px; border-bottom: 1px solid var(--line); }
.plan-qty.hidden { display: none; }
.plan-qty > span { font-size: 13.5px; color: var(--muted); font-weight: 600; }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line-2); border-radius: 10px; overflow: hidden; background: #fff; }
.qty-btn { width: 36px; height: 34px; display: grid; place-items: center; font-size: 19px; font-weight: 700; color: var(--gold-2); background: var(--bg-2); transition: background .15s; }
.qty-btn:hover { background: var(--gold-soft); }
.qty-btn:disabled { color: var(--muted); opacity: .4; cursor: not-allowed; background: var(--bg-2); }
.qty input { width: 44px; height: 34px; text-align: center; border: none; border-left: 1px solid var(--line); border-right: 1px solid var(--line); font-size: 15px; font-weight: 700; color: var(--text); background: #fff; font-family: inherit; }
.qty input:focus { outline: none; }
.usb-extra-hint { padding-left: 31px; margin-top: 8px; }
.plan-total { padding: 14px 0; font-weight: 800; }
.plan-total b { color: var(--gold); font-size: 18px; }

/* 정책 준수 안내 박스 (라이트 섹션용 — index 히어로 hero-note와 동일 문구) */
.policy-note { margin-top: 24px; background: var(--gold-soft); border: 1px solid rgba(45,125,240,.22); border-radius: var(--r); padding: 20px 22px; }
.policy-note .pt { display: flex; align-items: center; gap: 9px; font-weight: 800; color: var(--gold-2); font-size: 16px; margin-bottom: 10px; }
.policy-note .pt svg { width: 20px; height: 20px; flex: none; }
.policy-note p { color: var(--muted); font-size: 14px; line-height: 1.72; }
.policy-note p + p { margin-top: 6px; }
.policy-note p b { color: var(--text); }

/* 인증USB 다(多)PC 사용 안내 박스 (order 요금 / guide STEP1 공용) */
.usb-note { margin-top: 26px; background: var(--panel); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: var(--r-sm); padding: 18px 20px; }
.usb-note .ut { display: flex; align-items: center; gap: 8px; font-weight: 800; color: var(--text); font-size: 15.5px; margin-bottom: 9px; }
.usb-note .ut svg { width: 19px; height: 19px; flex: none; color: var(--accent); }
.usb-note p { color: var(--muted); font-size: 14px; line-height: 1.72; }
.usb-note .em { color: var(--gold-2); font-weight: 700; }
.usb-note .tip { margin-top: 10px; font-size: 13px; color: var(--text); background: var(--gold-soft); border-radius: 9px; padding: 11px 13px; line-height: 1.65; }

/* faq accordion */
.faq { display: grid; gap: 12px; }
.faq-item { background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.faq-q { width: 100%; text-align: left; padding: 18px 22px; font-weight: 700; font-size: 16px; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-q .pm { color: var(--gold); font-size: 22px; transition: transform .3s; flex: none; }
.faq-item.open .faq-q .pm { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.faq-a p { padding: 0 22px 20px; color: var(--muted); font-size: 14.5px; }

/* ------------------- reveal anim ------------------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ------------------- responsive ------------------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 460px; }
  .contact { grid-template-columns: 1fr; gap: 28px; }
  .grid-3, .note-grid, .price-tiers { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav-links, .nav-cta .btn-ghost { display: none; }
  .nav-toggle { display: grid; place-items: center; }
  .mobile-menu {
    position: fixed; inset: 72px 0 auto 0; background: rgba(11,14,19,.97); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line); padding: 18px 22px 26px; display: none; flex-direction: column; gap: 6px; z-index: 99;
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu a { padding: 13px 8px; font-weight: 650; color: var(--text); border-bottom: 1px solid var(--line); }
  .mobile-menu .btn { margin-top: 12px; }
  .grid-3, .grid-2, .note-grid, .price-tiers { grid-template-columns: 1fr; }
  .step { grid-template-columns: 48px 1fr; gap: 14px; }
  .step .num { width: 48px; height: 48px; font-size: 19px; border-radius: 13px; }
  .field-row { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1; }
}
@media (max-width: 420px) {
  .hero-stats { gap: 20px; }
}

/* =========================================================
   imweb-style 컴포넌트 (v2) — 섹션 스토리텔링
   ========================================================= */
.sec { padding: clamp(80px, 12vw, 140px) 0; }
.sec-dark { background: var(--ink); color: var(--on-dark); }
.sec-soft { background: var(--bg-soft); }
.sec-dark .section-title, .sec-dark h2, .sec-dark h3 { color: #fff; }
.sec-dark .section-desc, .sec-dark > .container > .sec-head p { color: var(--on-dark-mut); }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto clamp(40px, 6vw, 60px); }
.sec-head .eyebrow { justify-content: center; }
.sec-head .eyebrow::before { display: none; }

/* 히어로 v2 (그라데이션) */
.hero2 { background: var(--grad-hero); color: #fff; position: relative; overflow: hidden; padding: clamp(126px, 16vw, 146px) 0 0; text-align: center; }
.hero2 .eyebrow2 { display: inline-block; color: #fff; font-weight: 700; font-size: 14px; letter-spacing: .14em; opacity: .92; margin-bottom: 18px; }
.hero2 h1 { color: #fff; font-weight: 850; font-size: clamp(38px, 7vw, 78px); line-height: 1.06; letter-spacing: -.035em; }
.hero2 .lead { color: rgba(255,255,255,.92); font-size: clamp(16px, 2vw, 20px); margin: 22px auto 0; max-width: 640px; }
.hero2 .btns { display: flex; gap: 13px; justify-content: center; margin-top: 34px; flex-wrap: wrap; }
.btn-white { background: #fff; color: var(--accent-ink); }
.btn-white:hover { background: #eef3ff; transform: translateY(-2px); }
.btn-ghost-w { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.7); }
.btn-ghost-w:hover { background: rgba(255,255,255,.12); transform: translateY(-2px); }
.hero2 .rig { max-width: 760px; margin: clamp(40px, 6vw, 54px) auto -70px; }
.hero2 .rig-card { box-shadow: 0 40px 70px -24px rgba(10,20,50,.5); }

/* 통계 v2 */
.stats2 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat-card { background: var(--ink-2); border: 1px solid var(--ink-line); border-radius: var(--r); padding: 30px 24px; text-align: center; }
.stat-card b { display: block; font-size: clamp(30px, 4vw, 46px); font-weight: 850; color: #fff; line-height: 1; }
.stat-card b em { color: var(--accent-2); font-style: normal; }
.stat-card span { display: block; margin-top: 10px; color: var(--on-dark-mut); font-size: 14.5px; }

/* 지그재그 피처 */
.zig { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; margin-top: clamp(48px, 7vw, 80px); }
.zig.rev .zig-media { order: 2; }
.zig-text .eyebrow { color: var(--accent-2); }
.zig-text h3 { font-size: clamp(22px, 3vw, 32px); font-weight: 800; letter-spacing: -.02em; margin-bottom: 14px; color: #fff; }
.zig-text p { font-size: 16px; line-height: 1.7; color: var(--on-dark-mut); }
.zig-text ul { margin-top: 16px; display: grid; gap: 9px; }
.zig-text li { position: relative; padding-left: 24px; color: var(--on-dark-mut); }
.zig-text li::before { content: ""; position: absolute; left: 0; top: 7px; width: 13px; height: 13px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(45,125,240,.18); }
.zig-media { background: var(--ink-2); border: 1px solid var(--ink-line); border-radius: var(--r-lg); aspect-ratio: 4/3; overflow: hidden; position: relative; display: grid; place-items: center; box-shadow: var(--shadow); }
.zig-media .glyph { width: 26%; max-width: 110px; color: var(--accent-2); }
.zig-media .glyph svg { width: 100%; height: 100%; }

/* CTA 밴드 (다크) */
.cta-band { background: var(--ink); border-radius: var(--r-lg); padding: clamp(36px, 5vw, 58px); display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; }
.cta-band h2 { color: #fff; font-size: clamp(26px, 3.6vw, 40px); font-weight: 850; letter-spacing: -.02em; }
.cta-band p { color: var(--on-dark-mut); margin-top: 14px; }

@media (max-width: 860px) {
  .stats2 { grid-template-columns: 1fr; }
  .zig { grid-template-columns: 1fr; gap: 24px; }
  .zig.rev .zig-media { order: 0; }
  .cta-band { grid-template-columns: 1fr; gap: 26px; }
}

/* 서브페이지 그라데이션 히어로 (연한 블루 변형) */
.page-hero2 { background: var(--grad-hero); color: #fff; position: relative; overflow: hidden;
  padding: clamp(122px, 15vw, 138px) 0 clamp(24px, 4vw, 34px); }
.page-hero2 + .sec { padding-top: clamp(40px, 6vw, 56px); }
.page-hero2.soft-blue { background: linear-gradient(135deg, #57c6ef 0%, #4f9bf2 72%); }
.page-hero2.soft-cyan { background: linear-gradient(135deg, #3fd2db 0%, #46a4ef 74%); }
.page-hero2 .crumb { color: rgba(255,255,255,.82); margin-bottom: 14px; }
.page-hero2 .crumb a { color: rgba(255,255,255,.92); }
.page-hero2 .crumb a:hover { color: #fff; }
.page-hero2 .eyebrow { color: #fff; }
.page-hero2 .eyebrow::before { background: rgba(255,255,255,.75); opacity: 1; }
.page-hero2 h1 { color: #fff; font-weight: 850; font-size: clamp(30px, 5.5vw, 54px); line-height: 1.1; letter-spacing: -.03em; }
.page-hero2 p { color: rgba(255,255,255,.92); margin-top: 14px; max-width: 640px; font-size: clamp(15px, 1.7vw, 18px); }
.page-hero2 .ph-btns { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }

/* 한글 단어 중간 줄바꿈 방지 */
.page-hero2 p, .hero2 .lead, .hero2 h1, .section-desc, .hero-note p, .sec-head h2 { word-break: keep-all; }

/* 히어로 정책 준수 문구 영역 */
.hero-note { max-width: 660px; margin: 30px auto 0; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.30);
  border-radius: 14px; padding: 16px 22px; text-align: left; }
.hero-note .ht { display: flex; align-items: center; gap: 8px; color: #fff; font-weight: 700; font-size: 13.5px; letter-spacing: .02em; margin-bottom: 8px; }
.hero-note .ht svg { width: 17px; height: 17px; }
.hero-note p { margin: 0; color: rgba(255,255,255,.94); font-size: 14px; line-height: 1.65; }
.hero-note p + p { margin-top: 5px; }
.hero-note p b { color: #fff; }